<!DOCTYPE html>  
<html lang="en">  
<head>  
   <meta charset="UTF-8">  
   <meta name="viewport" content="width=device-width, initial-scale=1.0">  
   <title>风景图片跳转</title>  
</head>  
<body>  
   <h1>风景图片跳转</h1>  
   <a href="https://sc.chinaz.com/tupian/fengjing.html">第一页</a>  
   <script>  
       // 设置初始页码  
       let page = 1;
       // 设置循环定时器  
       const intervalId = setInterval(() => {  
           // 更新页码  
           page++;
           // 更新 URL  
           const url = `https://sc.chinaz.com/tupian/fengjing_${page}.html`;  
           window.location.href = url;
           // 防止无限循环  
           if (page >= 10) {  
               clearInterval(intervalId);  
           }  
       }, 20000); // 20 秒后跳转到下一页  
   </script>  
</body>  
</html>  